<template>
  <div class="app-container">
    <div class="filter-container">
      <el-form ref="dataForm" :rules="rules" :model="temp" label-position="left" label-width="120px"
        style="width: 400px; margin-left:50px;">

        <el-form-item label="公共车位">
      <el-select v-model="listQuery.parkingVehicleId" placeholder="请选择" style="width: 260px;" class="filter-item"
        @keyup.enter.native="handleFilter">
        <el-option label="是" value='0'></el-option>
        <el-option label="否" value='1'></el-option></el-select></el-form-item>

        <el-form-item label="空车位">
          <el-select v-model="listQuery.ownerVehicleId" placeholder="请选择" style="width: 260px;" class="filter-item"
        @keyup.enter.native="handleFilter">
        <el-option label="是" value='0'></el-option>
        <el-option label="否" value='1'></el-option></el-select>
        </el-form-item>
      
      </el-form>

      <el-button v-waves class="filter-item" type="primary" icon="el-icon-search" @click="handleFilter">
        {{ $t('table.search') }}
      </el-button>
      <el-button v-waves :loading="downloadLoading" class="filter-item" type="primary" icon="el-icon-download"
        @click="handleDownload">
        {{ $t('table.export') }}
      </el-button>
    </div>
    <!--表格内容-->
    <el-table :key="tableKey" v-loading="listLoading" :data="list" border fit highlight-current-row style="width: 100%;"
      @sort-change="sortChange">
      <el-table-column label="停车位编号" prop="parkingSpaceId" sortable="custom" align="center" width="80"
        :class-name="getSortClass('roomId')">
        <template slot-scope="{row}">
          <span>{{ row.parkingSpaceId }}</span>
        </template>
      </el-table-column>
      <el-table-column label="归属车辆编号" prop="parkingVehicleId" sortable="custom" align="center" width="120">
        <template slot-scope="{row}">
          <span>{{ row.parkingVehicleId === 0?"公共车位":row.parkingVehicleId }}</span>
        </template>
      </el-table-column>
      <el-table-column label="归属车辆车牌" prop="vehicleLicensePlate" sortable="custom" align="center" width="120">
        <template slot-scope="{row}">
          <span>{{ row.vehicleLicensePlate }}</span>
        </template>
      </el-table-column>
      <el-table-column label="已停车辆编号" prop="parkingVehicleId" sortable="custom" align="center" width="120">
        <template slot-scope="{row}">
          <span>{{ row.parkingVehicleId===0?"空车位":row.parkingVehicleId }}</span>
        </template>
      </el-table-column>
      <el-table-column label="开始停车时间" prop="startTime" sortable="custom" align="center" width="120">
        <template slot-scope="{row}">
          <span>{{ row.startTime }}</span>
        </template>
      </el-table-column>
      <!--表格内部按钮-->
      <el-table-column :label="$t('table.actions')" align="center" width="230" class-name="small-padding fixed-width">
        <template slot-scope="{row,$index}">
          <el-button type="primary" size="mini" @click="handleUpdate(row)">
            {{ $t('table.edit') }}
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <pagination v-show="total > 0" :total="total" :page.sync="listQuery.page" :limit.sync="listQuery.limit"
      @pagination="getList" />
    <!--修改的表单-->
    <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible">
      <el-form ref="dataForm" :rules="rules" :model="temp" label-position="left" label-width="120px"
        style="width: 400px; margin-left:50px;">
        <el-form-item label="停车位编号">
          <el-input v-model="temp.parkingSpaceId" :autosize="{ minRows: 2, maxRows: 4 }" retype="text" readonly="true" />
        </el-form-item>
        <el-form-item label="归属车辆编号">
          <el-input v-model="temp.parkingVehicleId" type="text" readonly="true" />
        </el-form-item>
        <el-form-item label="归属车辆车牌" :rules="[ { required: true, message: '请输入汽车牌照', trigger: 'blur' } ]">
          <el-input v-model="temp.vehicleLicensePlate" type="text" placeholder="Please input" />
        </el-form-item>
        <el-form-item label="已停车辆编号" :rules="[ { required: true, message: '请输入车辆编号', trigger: 'blur' } ]">
          <el-input v-model="temp.parkingVehicleId" type="text" placeholder="Please input" />
        </el-form-item>
        <el-form-item label="开始停车时间">
          <el-date-picker v-model="temp.startTime" type="date" placeholder="Please select" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">
          {{ $t('table.cancel') }}
        </el-button>
        <el-button type="primary" @click="dialogStatus === 'create' ? createData() : updateData()">
          {{ $t('table.confirm') }}
        </el-button>
      </div>
    </el-dialog>

    <el-dialog :visible.sync="dialogPvVisible" title="Reading statistics">
      <el-table :data="pvData" border fit highlight-current-row style="width: 100%">
        <el-table-column prop="key" label="Channel" />
        <el-table-column prop="pv" label="Pv" />
      </el-table>
      <span slot="footer" class="dialog-footer">
        <el-button type="primary" @click="dialogPvVisible = false">{{ $t('table.confirm') }}</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
import { updateParkingSpace, findByPageParkingSpace } from '@/api/vehicle';
import waves from '@/directive/waves' // waves directive
import { parseTime } from '@/utils'
import Pagination from '@/components/Pagination' // secondary package based on el-pagination
export default {
  name: 'ComplexTable',
  components: { Pagination },
  directives: { waves },
  filters: {
  },
  data() {
    return {
      tableKey: 0,
      list: null,
      total: 0,
      listLoading: true,
      listQuery: {
        page: 1,
        limit: 20,
        parkingSpaceId: undefined,
        parkingVehicleId: undefined,
        ownerVehicleId: undefined,
        startTime: undefined,
        vehicleLicensePlate: undefined

      },
      showReviewer: false,
      temp: {
        parkingSpaceId: undefined,
        parkingVehicleId: undefined,
        ownerVehicleId: undefined,
        startTime: undefined,
        vehicleLicensePlate: undefined
      },
      dialogFormVisible: false,
      dialogStatus: '',
      textMap: {
        update: '编辑',
        create: '新增'
      },
      dialogPvVisible: false,
      pvData: [],
      rules: {
      },
      downloadLoading: false
    }
  },
  created() {
    this.getList()
  },
  methods: {
    /**
      * 筛选查询
      */
    getList() {//获取 list  total
      //设置未加载
      this.listLoading = true;
      //Axios请求后端 
      findByPageParkingSpace(this.listQuery).then(response => {
        //给集合赋值
        this.list = response.data.list
        //赋值查询总条数
        this.total = response.data.total
        //
        setTimeout(() => {
          this.listLoading = false//设置为已经加载成功
        }, 1.5 * 1000)

      })

    },
    /**
     * 点击搜索按钮触发的时间
     */
    handleFilter() {
      //默认第一页
      this.listQuery.page = 1
      this.getList()//调用搜索
    },
    //排序
    sortChange(data) {
      const { prop, order } = data
      if (prop === 'id') {
        this.sortByID(order)
      }
    },
    sortByID(order) {
      if (order === 'ascending') {
        this.listQuery.sort = '+id'
      } else {
        this.listQuery.sort = '-id'
      }
      this.handleFilter()
    },
    //重置数据
    resetTemp() {
      this.temp = {
        parkingSpaceId: undefined,
        parkingVehicleId: undefined,
        ownerVehicleId: undefined,
        startTime: undefined,
        vehicleLicensePlate: undefined
      }
    },
    //点击添加按钮调用的时间
    handleCreate() {
      this.resetTemp()//重置数据
      this.dialogStatus = 'create'//表单状态为 添加
      this.dialogFormVisible = true//打开表单
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    //点击表格内部修改按钮调用的时间
    handleUpdate(row) {
      //获取这一行的数据 放到 temp 中
      this.temp = Object.assign({}, row) // copy obj
      //修改时间成日期
      this.temp.startTime = new Date(this.temp.startTime)
      //表单状态为 修改
      this.dialogStatus = 'update'
      //打开表单
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    //点击表单内部按钮是 修改的触发时间
    updateData() {
      //验证表单数据是否符合验证规则
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          //临时数据   temp内容拷贝到tempData
          const tempData = Object.assign({}, this.temp)
          //tempData
          tempData.startTime = moment(String(tempData.startTime)).format('YYYY-MM-DD')
          //Axios请求后端 
          updateParkingSpace(tempData).then(() => {
            const index = this.list.findIndex(v => v.id === this.temp.id)
            //替换
            //重新查询表格数据
            this.getList();
            this.dialogFormVisible = false //关闭表单
            this.$notify({
              title: '成功',
              message: '更新成功',
              type: 'success',
              duration: 2000
            })
          })
        }
      })
    },

    handleDownload() {
      this.downloadLoading = true
      import('@/vendor/Export2Excel').then(excel => {
        const tHeader = ['timestamp', 'title', 'type', 'importance', 'status']
        const filterVal = ['timestamp', 'title', 'type', 'importance', 'status']
        const data = this.formatJson(filterVal)
        excel.export_json_to_excel({
          header: tHeader,
          data,
          filename: 'table-list'
        })
        this.downloadLoading = false
      })
    },
    //转换json数据格式
    formatJson(filterVal) {
      return this.list.map(v => filterVal.map(j => {
        if (j === 'timestamp') {
          return parseTime(v[j])
        } else {
          return v[j]
        }
      }))
    },
    //获取排序名称
    getSortClass: function (key) {
      const sort = this.listQuery.sort
      return sort === `+${key}` ? 'ascending' : 'descending'
    }
  }
}
</script>
